user avatar

William E Diehm

Advisor at OSAIC — Tiffin, OH S. County Road 1

Updated today

Credentials

Series 65

Experience

9 years

Location

Tiffin, OH 44883

OSAIC logo

OSAIC

Institution

Total advisors

7,830

Across 3,557 offices

Clients per advisor

73 Low

Avg AUM per client

$398,336 Typical

HNW client ratio

10% Low

About

William Diehm is a financial advisor at OSAIC with nine years of industry experience. He holds a Series 65 designation and has worked previously at Royal Alliance Associates, Inc. and Sii. He serves as a board member for the Tiffin Seneca Child Care Center. OSAIC serves a diverse client base including individual and high-net-worth investors, pension plans, corporations, and charitable organizations through a large network of affiliated advisors. The firm offers integrated brokerage and advisory services with a variety of investment options, employing asset-allocation tools and automated rebalancing to manage portfolios on both discretionary and non-discretionary bases.

Client services

Based on OSAIC

Financial planning Portfolio management Pension consulting Selection of other advisers Educational seminars or workshops

Expertise

Based on OSAIC

Annuities Wealth management Tax-loss harvesting Private / alternative investments Retirement plans for business owners (SEP, solo 401k)

Occupation focus

Based on OSAIC

Founder/Business Owner Executive

Not sure if this advisor is right for you?

Answer a few questions to see advisors matched to you.

Fee options

Fixed

Fixed or flat fees for financial planning and consulting services generally range up to $25,000, fixed fees for Non-Discretionary Investment Advisory Services range from $500 - $15,000.

Commissions

Advisory Representatives also receive commissions for brokerage and insurance products sold through Osaic Wealth as a broker-dealer.

Project-based

Hourly fees generally range from $0 - $750 per hour for financial planning and consulting, and $50 - $750 per hour for Non-Discretionary Investment Advisory Services.

Other

Account minimum: $5,500 Fee-only: Hourly fees for financial planning or consulting services generally range from $0 - $750 per hour, not exceeding $25,000 total fees. Fixed or flat fees for financial planning and consulting generally range up to $25,000, and fixed fees for Non-Discretionary Investment Advisory Services range from $500 - $15,000, hourly fees $50 - $750 per hour.

Location

See office

Tiffin, OH S. County Road 1

1474 S. County Road 1

Tiffin OH 44883

Advisors at this office

7

Most active in

Ohio

Work history

9 years of industry experience

Royal Alliance Associates, INC.

2018 - Present • 8 years

Tiffin, OH

Sii

2016 - 2018 • 2 years

Tiffin, OH

Disclosures

Exclamation point means they have disclosures of this type. Check mark means no disclosures of this type were found.

Business activities & affiliations

user avatar

Kevin D

Series 63

Tiffin, OH

Stonex Advisors Inc.

Kevin Dick is a financial advisor with StoneX Advisors Inc. in Tiffin, Ohio, holding a Series 63 designation and 28 years of industry experience. He has worked at StoneX Advisors Inc. since 2015 and previously at Wrp Investments, Inc. from 2002 to 2015. Outside of advisory work, he is involved in tractor pulling as a hobby activity. StoneX Advisors Inc. serves individuals, corporations, retirement plans, and charitable organizations, providing portfolio management, financial planning, ERISA consulting, and related services through independent advisors and an in-house Private Client Group. The firm uses a variety of portfolio implementation platforms and managers, offering diverse account structures and model-based investment strategies.

ESG / Sustainable investing
user avatar

Dylan D

Series 63, Series 65

Fostoria, OH

Stratos Wealth Partners, Ltd

Dylan De Witt is a financial advisor with Stratos Wealth Partners, Ltd, holding Series 63 and Series 65 credentials and four years of industry experience. He has worked with firms including LPL Financial and Financial Design Agency of Ohio. His background also includes roles in hospitality and university settings. Stratos Wealth Partners serves a diverse client base including high-net-worth individuals, retirement plans, charitable organizations, and corporations, offering financial planning, portfolio management, model portfolios, and retirement consulting through a large network of investment adviser representatives. The firm’s approach combines individualized asset allocation, active monitoring, and access to proprietary and third-party strategies across multiple platforms and custodians.

Wealth management Tax-loss harvesting Retirement income strategy Business exit / sale strategy Executive Founder/Business Owner Retired Financial Professional
user avatar

Weston R

Series 63

Tiffin, OH

Stratos Wealth Partners, Ltd

Weston Reinbolt is a financial advisor with Stratos Wealth Partners, Ltd, holding a Series 63 designation and 17 years of industry experience. He has worked at Stratos Wealth Partners since 2017 and previously at LPL Financial and New England Securities. Outside of advisory work, he owns and operates an event center with a bar called The Barn At Seneca Hills in Tiffin, Ohio. Stratos Wealth Partners serves a diverse client base, including high-net-worth individuals, institutions, and charitable organizations, offering financial planning, advisor-managed programs, and retirement plan consulting. The firm combines individualized asset allocation and active monitoring with both proprietary and third-party investment strategies, operating through a large network of investment adviser representatives across multiple custodians.

Wealth management Tax-loss harvesting Retirement income strategy Business exit / sale strategy Executive Founder/Business Owner Retired Financial Professional
user avatar

Jacob C

Series 66

Fostoria, OH

FIFTH THIRD SECURITIES, Inc.

Jacob Cordonnier is a financial advisor with Fifth Third Securities, Inc. in Toledo, Ohio, holding a Series 66 designation and bringing 10 years of industry experience. Prior to joining Fifth Third Securities and Fifth Third Bank in 2025, he worked at The Huntington Investment Company and Huntington National Bank from 2012 to 2025. Fifth Third Securities provides brokerage and investment advisory services through its Passageway Managed Account Program to a range of clients including individuals, charitable organizations, and institutional investors. The firm offers multiple discretionary managed-account programs and features such as direct indexing and tax-overlay services, operating as a wholly-owned subsidiary of Fifth Third Bank.

Passive / index investing Tax-loss harvesting ESG / Sustainable investing General retirement planning
user avatar

Aaron S

Tiffin, OH

Stratos Wealth Partners, Ltd

Aaron Smith is a financial advisor with Stratos Wealth Partners, Ltd in Tiffin, Ohio, holding 34 years of industry experience. He has been with Stratos Wealth Partners since 2017 and has a long career including roles at LPL Financial and ownership of Financial Design Agency of Ohio. Stratos Wealth Partners serves a diverse client base including high-net-worth individuals, retirement plans, charitable organizations, and corporations. The firm provides financial planning, advisor-managed programs, model portfolios, third-party manager solutions, and retirement plan consulting through a large network of investment adviser representatives.

Wealth management Tax-loss harvesting Retirement income strategy Business exit / sale strategy Executive Founder/Business Owner Retired Financial Professional
user avatar

Mark D

Series 66

Fostoria, OH

Empower Advisory Group

Mark Dunfee is a financial advisor at Empower Advisory Group with 12 years of industry experience. He holds a Series 66 designation and has previously worked at Edward Jones from 2014 to 2021. Empower Advisory Group provides financial planning and investment management primarily to employer-sponsored retirement plan sponsors and their participants, as well as to Empower Premier IRA and certain retail brokerage account holders. The firm offers integrated services tied to Empower’s administrative platforms, focusing on long-term portfolio returns and annual rebalancing within plan lineups selected by plan sponsors.

General retirement planning Retirement income strategy Social Security optimization Debt management College savings (529s, UTMA, etc.)
Warmer team member

Not sure where to start?

We'll help you think it through—whether you ultimately need an advisor or not. Warmer helps you compare advisors clearly, so you can choose with confidence.

Find your advisor

For advisor listings, we rely on sources including public filings and data provided by advisors, and we cannot guarantee that all information is current or accurate. Advisors are independent and may not have reviewed or updated this information. Please review an advisor’s Form ADV and do your own diligence before deciding whether to work with them.

Advisor matching and introductions are provided by FinanceHQ LLC (“FHQ”), a wholly-owned subsidiary of Warmer and an SEC-registered investment advisor. We receive compensation from certain participating advisors for introductions or referrals. This creates a conflict of interest because we have an incentive to recommend advisors who compensate us, including those who pay us more. You pay no fee to use our matching service, and advisor fees are not increased because of a referral or introduction. We do not review the ongoing performance of advisors, manage or hold assets, guarantee performance, or provide advice about specific investments.

By using our service, you agree to our Terms of Service and Advisory Agreement, and acknowledge our Privacy Policy. Please review FHQ’s ADV Part 2A and Form CRS. Logos provided by Logo.dev

© 2026 Warmer Holdings Inc. (“Warmer”)